src/network/networkd-routing-policy-rule.h

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2 #pragma once
   3
   4 #include <inttypes.h>
   5 #include <linux/fib_rules.h>
   6 #include <stdbool.h>
   7
   8 #include "conf-parser.h"
   9 #include "in-addr-util.h"
  10 #include "networkd-util.h"
  11
  12 typedef struct Link Link;
  13 typedef struct Manager Manager;
  14 typedef struct Network Network;
  15
  16 typedef struct RoutingPolicyRule {
  17         Manager *manager;
  18         Network *network;
  19         ConfigSection *section;
  20         NetworkConfigSource source;
  21         NetworkConfigState state;
  22
  23         bool invert_rule;
  24         bool priority_set;
  25         bool l3mdev; /* FRA_L3MDEV */
  26
  27         uint8_t tos;
  28         uint8_t type;
  29         uint8_t ipproto; /* FRA_IP_PROTO */
  30         uint8_t protocol; /* FRA_PROTOCOL */
  31         uint8_t to_prefixlen;
  32         uint8_t from_prefixlen;
  33
  34         uint32_t table;
  35         uint32_t fwmark;
  36         uint32_t fwmask;
  37         uint32_t priority;
  38
  39         AddressFamily address_family; /* Specified by Family= */
  40         int family; /* Automatically determined by From= or To= */
  41
  42         char *iif;
  43         char *oif;
  44
  45         union in_addr_union to;
  46         union in_addr_union from;
  47
  48         struct fib_rule_port_range sport;
  49         struct fib_rule_port_range dport;
  50         struct fib_rule_uid_range uid_range;
  51
  52         int suppress_prefixlen;
  53         int32_t suppress_ifgroup;
  54 } RoutingPolicyRule;
  55
  56 const char *fr_act_type_full_to_string(int t) _const_;
  57
  58 RoutingPolicyRule *routing_policy_rule_free(RoutingPolicyRule *rule);
  59
  60 void network_drop_invalid_routing_policy_rules(Network *network);
  61
  62 int link_request_static_routing_policy_rules(Link *link);
  63
  64 int manager_rtnl_process_rule(sd_netlink *rtnl, sd_netlink_message *message, Manager *m);
  65 int manager_drop_routing_policy_rules_internal(Manager *m, bool foreign, const Link *except);
  66 static inline int manager_drop_foreign_routing_policy_rules(Manager *m) {
  67         return manager_drop_routing_policy_rules_internal(m, true, NULL);
  68 }
  69 static inline int link_drop_managed_routing_policy_rules(Link *link) {
  70         assert(link);
  71         return manager_drop_routing_policy_rules_internal(link->manager, false, link);
  72 }
  73 void link_foreignize_routing_policy_rules(Link *link);
  74
  75 DEFINE_NETWORK_CONFIG_STATE_FUNCTIONS(RoutingPolicyRule, routing_policy_rule);
  76
  77 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_tos);
  78 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_table);
  79 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_fwmark_mask);
  80 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_prefix);
  81 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_priority);
  82 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_device);
  83 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_l3mdev);
  84 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_port_range);
  85 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_ip_protocol);
  86 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_invert);
  87 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_family);
  88 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_uid_range);
  89 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_suppress_prefixlen);
  90 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_suppress_ifgroup);
  91 CONFIG_PARSER_PROTOTYPE(config_parse_routing_policy_rule_type);